Izinyathelo ze-ISO4437 HDPE zokugcina izilo zisakhiwe ukuba zibe nesibindi nemiphumela emibi ngamaphuzu amaningi, okungukuthi ekugcineni izilo kwezindlu nezinkampani. Ngokusebenzisa i-high-density polyethylene, lezi zinyathelo zizokwethula ukuthwetshwa, ukuthwetshwa kwemithombo, nokuzimela kwezimo zokuphepha eziningi, okunika isikhathi eside sokusebenza. Ukuthi kubhalwe ngokuvumelana kwe-ISO 4437 kubonisa ukuthi lezi zinyathelo ziyagcina izindlela zokuhlanganisa ezizweni zonke, okunika ubuzwe bokusho kubasebenzi. Izinyathelo ze-ISO4437 HDPE zika-Baishunxing zazibonakala ukuthi zizokweshisa izindlela zokufaka ngokuphephileyo ngokuphakeme kwe-30% ngokuba zingalithi kakhulu nokwenzeka kahle ukuzilandelwa, okwenza ukuthi zibe yinkqubo eyodwa kubasayensi nabangemfundo.